1834 backend developer English-speaking jobs in Warsaw

  • Luxoft
  • Warszawa
  • March 25
users and data sources.ResponsibilitiesAnalyze the existing React-based user interface and Node.js backend ... to identify performance, architectural, or integration issuesRefactor and improve UI components and backend ... interfaces and server-side logic used by administrators, customers, and auditorsDesign and develop backend
  • Luxoft
  • Warszawa
  • March 14
Responsibilities Required qualifications: Minimum 5 years of backend development experience, preferably ... , .NET Core, Entity Framework Core Building and optimizing high-load, high-performance, data-driven backend ... within the hedge fund or financial services industry Strong passion for backend architecture and application
  • instinctools EE Labs
  • Warszawa
  • March 14
Our team is looking for a Middle+/Senior Golang Developer for one of our clients. ... Tasks: Develop and maintain backend services using Golang, ensuring clean and efficient code.
  • QED.ai
  • Warszawa
  • March 14
We are looking for a mid/senior Data Platform Engineer (backend) to join our team in Warsaw.
  • Syncit AB
  • Warszawa
  • March 23
We're looking for a Full Stack Engineer (Backend Heavy) who is passionate about building robust, ... You'll spend roughly 80% of your time on backend work — designing APIs, modeling databases, and owning ... What You’ll Do Design, develop, document, and maintain performant, reliable, scalable, and secure backend ... systems Model and implement secure, performant, scalable relational databases Maintain and optimize backend ... execution and delivery Support day‑to‑day system maintenance and handle BAU troubleshooting across backend
  • KYOTU Technology sp. z o.o.
  • Warsaw
  • March 31
LogoWe are looking for engineers who feel comfortable working across both backend and frontend layers, and ... requirements-expected : minimum 4 years of experience as a .NET Developer strong proficiency in C# and
  • T-Mobile
  • Warsaw
  • March 11
LogoImplement new backend features and functionalities based on business requirements. ... requirements-expected : At least 3 years of work experience as Java Developer Software development skills
  • Andersen Software, Inc.
  • Warszawa
  • March 15
Data Warehouse solutions based on PostgreSQL, including enterprise data warehouse architectures and backend ... Andersen is hiring a BI Developer for a project developing and maintaining reporting solutions for insurance ... infrastructure, including database systems, data pipelines, and ETL processes.RequirementsExperience as a BI Developer
  • International Data
  • Warszawa
  • March 27
team where priorities evolve Preferred Qualifications: Experience with agent-to-service protocols or developer ... contribute to quality practices across the pod What You Bring 3+ years of experience building APIs or backend ... platform APIs Background in wrapping or aggregating multiple backend services Experience with data formatting
  • Tiugo Technologies
  • Warsaw
  • March 21
Uploadcare is part of Tiugo Technologies, a suite of market-leading API-first developer platforms focused ... about Uploadcare, visit uploadcare.com Your Role: As an important member of our globally distributed backend ... To be successful in this role you need the following: 5+ years of experience in Python backend development
  • CKSource Holding LTD.
  • Warszawa
  • March 14
Uploadcare is part of Tiugo Technologies, a suite of market-leading API-first developer platforms focused ... about Uploadcare, visit uploadcare.com Your Role As an important member of our globally distributed backend ... To be successful in this role you need the following: 5+ years of experience in Python backend development
  • STX Next
  • Warszawa
  • March 11
Job Description We are looking for an experienced Senior Fullstack Developer (Python + React) to design ... Extensive knowledge of Backend AND Frontend technologies (JS based and Python) with hands‑on experience ... You will be responsible for delivering robust backend services, interactive front-end features, and reliable
  • Link Group
  • Warsaw
  • March 11
You’ll also get to leverage Python for backend scripting and work with cloud-native systems to deliver ... We are looking for a talented Full Stack Software Engineer to design and develop scalable backend services ... Must Haves: Strong experience with TypeScript and React or Angular Backend/API development experience ... You’ll also get to leverage Python for backend scripting and work with cloud-native systems to deliver ... solutions that make a real impact. ,[Build and maintain RESTful APIs and backend services in a cloud
  • Fundraise Up
  • Warszawa
  • March 23
Our backend is powered by Node.js (Koa, NestJS) and MongoDB. ... Highlights Strong developer background Location: Remote (CET hours preferred) Compensation: €4,400 - ... background JavaScript / TypeScript at Middle+ level Understanding of backend architecture and ability ... stability Requirements 5+ years of experience in test automation and quality tooling development Strong developer
  • StratsLab
  • Warszawa
  • March 17
Are you tired of standard developer roles? ... StratsLab is an elite, developer-driven company where top-tier IT talent meets deep financial expertise ... customers' requirements and developing new functionalities & applications.Technical Focus: The backend ... complete freedom in using the software that makes you happy and productive ).Technologies we work withThe backend
  • Digital Turbine
  • Warsaw
  • March 22
Digital Turbine is seeking a Junior Android Developer to join our team and be an important part in building ... software development performance, efficiency, and quality Collaborate with other teams as needed (design, backend
  • Newdigitalstreet
  • Warszawa
  • March 14
We’re looking for a Senior Android Developer / Android Technical Lead to join our team and take a key ... decisions and support the team in adopting engineering best practicesIntegrate mobile applications with backend
  • DSV Global Business Services spółka z ograniczoną odpowiedzialnością
  • Warsaw
  • March 13
LogoLead IT Developer (Fullstack) (M/F/D) Miejsce pracy: Warszawa Technologies we use Expected Java Spring ... Your responsibilities Backend implementation with Java springboot, postgresSQL, gRPC, Kafka, event-driven ... and mitigation of an operational incident by investigating observability and application logs Support backend
  • PhillyTech.Co
  • Warsaw
  • March 31
About 70% of your focus will be backend and 30% frontend. ... Strong experience with distributed systems and scalable backend architecture . ... You will work hands-on across backend, frontend, and infrastructure, contributing directly to a platform ... Angular experience is a must , with the ability to work across the full stack (backend-heavy but frontend
  • SGS Société Générale de Surveillance SA
  • Warszawa
  • March 28
You are more backend oriented (it’s 70% of work) You have strong skills in Java (17+), Spring Framework ... We’re looking for a skilled Fullstack Java Developer to join our Warsaw team. ... required You will be best suited for this role if: You have 5+ years of professional experience as a developer
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